content: /* ===========================================================
   * JFreeChart : a free chart library for the Java(tm) platform
   * ===========================================================
   *
   * (C) Copyright 2000-2012, by Object Refinery Limited and Contributors.
   *
   * Project Info:  http://www.jfree.org/jfreechart/index.html
   *
   * This library is free software; you can redistribute it and/or modify it
   * under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation; either version 2.1 of the License, or
   * (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful, but
   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
   * License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,
   * USA.
   *
   * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. 
   * Other names may be trademarks of their respective owners.]
   *
   * ------------------
   * PieChartDemo1.java
   * ------------------
   * (C) Copyright 2003-2012, by Object Refinery Limited and Contributors.
   *
   * Original Author:  David Gilbert (for Object Refinery Limited);
   * Contributor(s):   ;
   *
   * Changes
   * -------
   * 09-Mar-2005 : Version 1, copied from the demo collection that ships with
   *               the JFreeChart Developer Guide (DG);
   *
   */
  
  package org.jfree.chart.demo;
  
  import javax.swing.JPanel;
  
  import org.jfree.chart.ChartFactory;
  import org.jfree.chart.ChartPanel;
  import org.jfree.chart.JFreeChart;
  import org.jfree.chart.StandardChartTheme;
  import org.jfree.chart.ui.ApplicationFrame;
  import org.jfree.chart.ui.RefineryUtilities;
  import org.jfree.chart.plot.PiePlot;
  import org.jfree.data.general.DefaultPieDataset;
  import org.jfree.data.general.PieDataset;
  
  /**
   * A simple demonstration application showing how to create a pie chart using
   * data from a {@link DefaultPieDataset}.
   */
  public class PieChartDemo1 extends ApplicationFrame {
  
      private static final long serialVersionUID = 1L;
  
      {
          // set a theme using the new shadow generator feature available in
          // 1.0.14 - for backwards compatibility it is not enabled by default
          ChartFactory.setChartTheme(new StandardChartTheme("JFree/Shadow",
                  true));
      }
  
      /**
       * Default constructor.
       *
       * @param title  the frame title.
       */
      public PieChartDemo1(String title) {
          super(title);
          setContentPane(createDemoPanel());
      }
  
      /**
       * Creates a sample dataset.
       *
       * @return A sample dataset.
       */
      private static PieDataset createDataset() {
          DefaultPieDataset dataset = new DefaultPieDataset();
          dataset.setValue("One", Double.valueOf(43.2));
          dataset.setValue("Two", Double.valueOf(10.0));
          dataset.setValue("Three", Double.valueOf(27.5));
          dataset.setValue("Four", Double.valueOf(17.5));
          dataset.setValue("Five", Double.valueOf(11.0));
          dataset.setValue("Six", Double.valueOf(19.4));
          return dataset;
      }
  
      /**
       * Creates a chart.
       *
       * @param dataset  the dataset.
       *
       * @return A chart.
       */
      private static JFreeChart createChart(PieDataset dataset) {
  
          JFreeChart chart = ChartFactory.createPieChart("Pie Chart Demo 1",
                  dataset);
  
          PiePlot plot = (PiePlot) chart.getPlot();
          plot.setSectionOutlinesVisible(false);
          plot.setNoDataMessage("No data available");
          return chart;
  
      }
  
      /**
       * Creates a panel for the demo (used by SuperDemo.java).
       *
       * @return A panel.
       */
      public static JPanel createDemoPanel() {
          JFreeChart chart = createChart(createDataset());
          ChartPanel panel = new ChartPanel(chart);
          panel.setMouseWheelEnabled(true);
          return panel;
      }
  
      /**
       * Starting point for the demonstration application.
       *
       * @param args  ignored.
       */
      public static void main(String[] args) {
  
          // ******************************************************************
          //  More than 150 demo applications are included with the JFreeChart
          //  Developer Guide...for more information, see:
          //
          //  >   http://www.object-refinery.com/jfreechart/guide.html
          //
          // ******************************************************************
  
          PieChartDemo1 demo = new PieChartDemo1("Pie Chart Demo 1");
          demo.pack();
          RefineryUtilities.centerFrameOnScreen(demo);
          demo.setVisible(true);
      }
  
  }
  